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Ovalipes ocellatus, commonly known as the lady crab, oscellated crab, [a] or calico crab, [3] [b] is a species of crab in the family Ovalipidae. [ 1 ] [ 5 ] Taxonomy
Hepatus pudibundus, the flecked box crab, is a crab from the class Malacostraca. They are found in the Atlantic Ocean with Brazil having a dense population of H. pudibundus , as they are one of the most commonly seen crabs in the country. [ 2 ]
The zoea of most species must find food, but some crabs provide enough yolk in the eggs that the larval stages can continue to live off the yolk. Female crab Xantho poressa at spawning time in the Black Sea, carrying eggs under her abdomen A Grapsus tenuicrustatus climbing up a rock in Hawaii
Crabs are members of infraorder Brachyura. They are crustaceans with five pairs of legs, the first pair modified to form a pair of pincers, a flattish shell, and a short, broad abdomen folded under its thorax.
Some Tubuca capricornis crabs build mud chimneys, circular walls of mud around their burrow entrances, which have been shown to make their burrows harder to find for intruders. Juvenile and female crabs are more likely to build chimneys than male crabs. Chimneys are destroyed by incoming tide and are rebuilt when the tide recedes. [7]
Dromia personata, also known as the sponge crab or sleepy crab, is a species of crab found in the North Sea, the Mediterranean Sea, and connecting parts of the northeastern Atlantic Ocean. [4] Like most other epibenthic crustaceans, the biomass of this species is especially dense in the Mediterranean continental shelf . [ 5 ]
Ovalipes catharus, commonly known as the paddle crab, [a] swimming crab, [b] or, in Māori, pāpaka, [8] is a species of crab in the family Ovalipidae. [ 4 ] [ 9 ] It is found in shallow, sandy-bottomed waters around the coasts of New Zealand , the Chatham Islands , and uncommonly in southern Australia .
The crabs are collected by certain crab catching communities or experts belonging to certain castes and tribes. Then they are sold in the weekly markets. They are not exhibited in special crab markets but rather in fish markets. The species is hardy to withstand without water in moist and can airbreath and remain live without food for a few days.